Mercury 40 Service Manual page 221

Valve Removal
VALVE COMPONENTS
a -
b -
c -
d -
e -
REMOVING VALVES
1. Anytime a valve is removed, replace the valve seal.
2. Remove valves as shown.
a -
b -
90-828631R3 MARCH 1999
c
b
a
Valve
Spring Seat
Valve Seal
Valve Spring
Spring Retainer
f - Valve Keepers
a
Use Spring Compressor Tool (91-809494A1) to Compress the Springs for
Removal
Compress the Spring and Remove the Valve Keepers
f
e
d
b
CYLINDER HEAD
53735
Page 4A-25